Races›United States›New York›Black Diamond Express Half Marathon
Mendon, NY, seen from above
August 2027 · date to be announced

Black Diamond Express Half Marathon

Mendon, New York · United States
RoadCountryside

Named for the historic Black Diamond Express rail line

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Course

A flat out-and-back along the historic Lehigh Valley Trail, a former rail corridor. Both races start and finish in the hamlet of Mendon near the ball fields south of Route 251, the half turning at 6.55 miles toward Rush and the 5K at 1.55 miles toward Chamberlain Road. The half marathon course is USATF certified.

Half Marathon21.1 km
5K5 km

Key dates

Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.

About

The Black Diamond Express Half Marathon and 5K takes place in Mendon, New York, supporting the Mendon Foundation. It's named after the Black Diamond Express, a well-known passenger train once run by the Lehigh Valley Railroad through the region.

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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.